Thank for support.
I used "Spreadsheet.coil_l / .IntervalY.y". Now I corrected to Spreadsheet.coil_l * 1mm / .IntervalY.y.

But error message too complicated to understand as a user.

If it is like "[error] Unit mismatch", very easily understandable.

When i use draft array, it giving an error. 309.168 <App> Document.cpp(3368): exception in Unnamed#Array thrown: bad cast Sample file attached. OS: Windows 10 (10.0) Word size of OS: 64-bit Word size of FreeCAD: 64-bit Version: 0.19.17877 (Git) Build type: Release Branch: master Hash: 1e19ef5be4735f...

Just for info
Bricscad shape sketchup alternative for linux
https://www.omgubuntu.co.uk/2019/07/bri ... tive-linux

By Wednesday, I can check.

We can change x+ y to max(x,y) line 356 & 357. While adding x + y gap 5 + 5 become 10. So that May be the problem.

same issue for me also. during export 232 faces only exporting, balance around 300 face left.

following error while opening FreeCAD Traceback (most recent call last): File "D:\SETUPS\FreeCAD_0.19\Mod\Draft\Draft.py", line 3983, in updateData import DraftGui File "D:\SETUPS\FreeCAD_0.19\Mod\Draft\DraftGui.py", line 2668, in <module> FreeCADGui.draftToolBar = DraftToolBar() File "D:\SETUPS\Fre...

My Freecad version OS: Windows 7 Word size of OS: 32-bit Word size of FreeCAD: 32-bit Version: 0.19.16653 (Git) Build type: Release Branch: master Hash: aaae82970461c10b76281f4e4454ab086b5f7f21 Python version: 2.7.14 Qt version: 4.8.7 Coin version: 4.0.0a OCC version: 7.2.0 Locale: English/India (en...

Just see the screenshot.
Measurement icons active on empty window & click create access violation error. Placement also active on empty window.

I generate draft text & dimension in my script (more than 200 in numbers). But it is not export to dxf. Any python code available text & dimension export to dxf.

I will look into support of draft texts and dimensions, but it shouldn't be hard to add, there is python code already to mimmick. About hatches, they contain their own boundary definition, they can be totally independent from any object. The "associativity" between a hatch and other geometry is a d...